1#!/bin/sh 2 3#run all tests 4 5#set to number of active CPUS 6#NUM_CPUS=8 7 8#extra options, e.g. for setting affinity on even CPUs : 9#EXTRA_OPTS=$(for a in $(seq 0 2 127); do echo -n "-a ${a} "; done) 10 11#ppc64 striding, use with NUM_CPUS=8 12 13#stride 1 14#EXTRA_OPTS=$(for a in $(seq 0 2 15); do echo -n "-a ${a} "; done) 15#stride 2 16#EXTRA_OPTS=$(for a in $(seq 0 4 31); do echo -n "-a ${a} "; done) 17#stride 4 18#EXTRA_OPTS=$(for a in $(seq 0 8 63); do echo -n "-a ${a} "; done) 19#stride 8 20#EXTRA_OPTS=$(for a in $(seq 0 16 127); do echo -n "-a ${a} "; done) 21 22#Vary update fraction 23#x: vary update fraction from 0 to 0.0001 24 #fix number of readers and reader C.S. length, vary delay between updates 25#y: ops/s 26 27rm -f runall.log 28rm -fr runall.detail.log 29 30 31echo Executing batch RCU test 32 33DURATION=10 34BATCH_ARRAY="1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 35 131072 262144" 36NR_WRITERS=$((${NUM_CPUS} / 2)) 37 38rm -f batch-rcu.log 39 40NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS})) 41for BATCH_SIZE in ${BATCH_ARRAY}; do 42 echo "./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log" >> runall.log 43 ./runtests-batch.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d 0 -b ${BATCH_SIZE} ${EXTRA_OPTS} | tee -a batch-rcu.log 44done 45 46#setting gc each 4096. ** UPDATE FOR YOUR ARCHITECTURE BASED ON TEST ABOVE ** 47EXTRA_OPTS="${EXTRA_OPTS} -b 32768" 48 49echo Executing update fraction test 50 51DURATION=10 52WDELAY_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 53 65536 131072 262144 524288 1048576 2097152 4194304 8388608 54 16777216 33554432 67108864 134217728" 55NR_WRITERS=$((${NUM_CPUS} / 2)) 56 57rm -f update-fraction.log 58 59NR_READERS=$((${NUM_CPUS} - ${NR_WRITERS})) 60for WDELAY in ${WDELAY_ARRAY}; do 61 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log" >> runall.log 62 ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} -d ${WDELAY} ${EXTRA_OPTS} | tee -a update-fraction.log 63done 64 65#Test scalability : 66# x: vary number of readers from 0 to num cpus 67# y: ops/s 68# 0 writer. 69 70echo Executing scalability test 71 72NR_WRITERS=0 73DURATION=10 74 75rm -f scalability.log 76 77for NR_READERS in $(seq 1 ${NUM_CPUS}); do 78 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log" >> runall.log 79 ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS}| tee -a scalability.log 80done 81 82 83# x: Vary reader C.S. length from 0 to 100 us 84# y: ops/s 85# 8 readers 86# 0 writers 87 88echo Executing reader C.S. length test 89 90NR_READERS=${NUM_CPUS} 91NR_WRITERS=0 92DURATION=10 93#in loops. 94READERCSLEN_ARRAY="0 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16384 32768 65536 131072 262144 524288 1048576 2097152" 95 96rm -f readercslen.log 97 98for READERCSLEN in ${READERCSLEN_ARRAY}; do 99 echo "./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log" >> runall.log 100 ./runtests.sh ${NR_READERS} ${NR_WRITERS} ${DURATION} ${EXTRA_OPTS} -c ${READERCSLEN} | tee -a readercslen.log 101done 102